Home / 130,418.08-195,627.20-31,922.08

Finding the Fourth Proportional to 130,418.08, 195,627.20 and 31,922.08

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Solution

The fourth proportional to 130,418.08, 195,627.20 and 31,922.08 is: 47,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,418.08 : 195,627.20 = 31,922.08 : x
  2. Step 2: Convert to fraction form
    130,418.08/195,627.20 = 31,922.08/x
  3. Step 3: Cross multiply
    130,418.08x = 195,627.20 × 31,922.08
  4. Step 4: Simplify right side
    130,418.08x = 6,244,827,128.58
  5. Step 5: Solve for x
    x = 6,244,827,128.58/130,418.08
  6. Step 6: Final answer
    x = 47,883.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.